The Petechiometer was advertised in 1948 as "a new device used in the measurement of capillary fragility. It is a simplification of the suction-type resistometer used in the Dalldorf test.” Gilbert J. Dalldorf (1900-1979) was a pathologist, virologist, teacher and administrator who received a Lasker Award in 1959 for the discovery of the Coxsackie virus, a virus often found alongside polio.
Our collection database is a work in progress. We may update this record based on further research and review. Learn more about our approach to sharing our collection online.
If you would like to know how you can use content on this page, see the Smithsonian's Terms of Use. If you need to request an image for publication or other use, please visit Rights and Reproductions.